100% FREE · NO ADS · LIGHTWEIGHT
Play Sudoku Online
Classic 9x9 logic number puzzle game. Zero popups, zero ads, instant browser play with automatic local save.
LAUNCH SUDOKU ➔About Sudoku on Chrono Arcade
Sudoku is the ultimate numbers logic puzzle. Place numbers from 1 to 9 into every row, column, and 3x3 grid section without repeating any digit. Sumtying's Chrono Arcade delivers a pure, distraction-free Sudoku experience built for performance and lightweight play.
- No Advertisements — Pure gameplay with 0 banner ads or video interruptions.
- 4 Difficulty Levels — Choose between Easy, Medium, Hard, and Expert grids.
- Auto Save — Exit anytime and resume your exact puzzle progress.
- Lightweight & Fast — Instant loading with smooth touch and keyboard controls.
How to Play & Controls
Click or tap any empty cell on the 9x9 grid, then select a number from 1 to 9. Use keyboard numbers or touch buttons to input digits.
- Navigation: Tap grid cells or use Arrow keys to navigate.
- Input: Press keys 1-9 or tap on-screen number selectors.
- Clear: Backspace or Delete to clear a cell entry.